# Distance from Johannesburg (JNB) to Mary's Harbour (YMH)

> 11,895 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,895 km / 7,391 mi / 6,423 nm
- **Estimated flight time**: 15h
- **Heading**: 321° (northwest)
- **Return heading**: 111° (east southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (South Africa) → Canada
- **Intercontinental**: Africa → North America
- **Time difference**: -4.5h (When it's 07:05 in Johannesburg, it's 02:35 in Mary's Harbour)
- **Elevation difference**: 5,520 ft (YMH is lower than JNB)

## Airports

### [O. R. Tambo International Airport (JNB)](https://www.flightduration.online/airport/jnb-johannesburg-o-r-tambo-international-airport/1ef266de-d3b0-6ec6-b1f2-06bb2780ed98)

- City: Johannesburg, South Africa
- ICAO: FAOR
- Timezone: Africa/Johannesburg
- Coordinates: -26.130000, 28.240000
- Elevation: 5,558 ft

### [Mary's Harbour Airport (YMH)](https://www.flightduration.online/airport/ymh-marys-harbour-marys-harbour-airport/1ef266de-b113-6e7c-abf4-06bb2780ed98)

- City: Mary's Harbour, Canada
- ICAO: CYMH
- Timezone: America/St_Johns
- Coordinates: 52.300000, -55.850000
- Elevation: 38 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 07:05 in Johannesburg, it's 02:35 in Mary's Harbour.
The 4.5-hour time difference may cause some jet lag.

## Related

- [O. R. Tambo International Airport (JNB)](https://www.flightduration.online/airport/jnb-johannesburg-o-r-tambo-international-airport/1ef266de-d3b0-6ec6-b1f2-06bb2780ed98)
- [Mary's Harbour Airport (YMH)](https://www.flightduration.online/airport/ymh-marys-harbour-marys-harbour-airport/1ef266de-b113-6e7c-abf4-06bb2780ed98)
- [Flight duration calculator](/#calculator)